Home / 84,242.28-116,260.47-48,443.52

Finding the Fourth Proportional to 84,242.28, 116,260.47 and 48,443.52

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Solution

The fourth proportional to 84,242.28, 116,260.47 and 48,443.52 is: 66,855.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,242.28 : 116,260.47 = 48,443.52 : x
  2. Step 2: Convert to fraction form
    84,242.28/116,260.47 = 48,443.52/x
  3. Step 3: Cross multiply
    84,242.28x = 116,260.47 × 48,443.52
  4. Step 4: Simplify right side
    84,242.28x = 5,632,066,403.65
  5. Step 5: Solve for x
    x = 5,632,066,403.65/84,242.28
  6. Step 6: Final answer
    x = 66,855.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.